Home / 4,160,422.80-6,240,634.20-1,920,934.80

Finding the Fourth Proportional to 4,160,422.80, 6,240,634.20 and 1,920,934.80

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Solution

The fourth proportional to 4,160,422.80, 6,240,634.20 and 1,920,934.80 is: 2,881,402.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160,422.80 : 6,240,634.20 = 1,920,934.80 : x
  2. Step 2: Convert to fraction form
    4,160,422.80/6,240,634.20 = 1,920,934.80/x
  3. Step 3: Cross multiply
    4,160,422.80x = 6,240,634.20 × 1,920,934.80
  4. Step 4: Simplify right side
    4,160,422.80x = 11,987,851,408,850.16
  5. Step 5: Solve for x
    x = 11,987,851,408,850.16/4,160,422.80
  6. Step 6: Final answer
    x = 2,881,402.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.